Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5594749 | Semiconductor laser with low vertical far-field | Abbas Behfar-Rad, Christoph Harder | 1997-01-14 |
| 5376582 | Planar, topology-free, single-mode, high-power semiconductor quantum-well laser with non-absorbing mirrors and current confinement | Abbas Behfar-Rad, Christoph Harder | 1994-12-27 |
| 5331655 | Decoupled optic and electronic confinement laser diode | Christoph Harder, Stefan Hausser | 1994-07-19 |
| 5301202 | Semiconductor ridge waveguide laser with asymmetrical cladding | Christoph Harder, Sridhar Iyer, Alfred Phillips, Jr., Abbas Behfar-Rad | 1994-04-05 |
| 5292960 | Process for purification of cyclohexanone | Jan van Esbroeck, Eddy Terweduwe | 1994-03-08 |
| 5280535 | Semiconductor laser diode deposited on a structured substrate surface | Fritz Gfeller, Heinz Jaeckel | 1994-01-18 |
| 5185289 | Process for the selective growth of GaAs | Edward A. Van Gieson, Willi Walter | 1993-02-09 |
| 5060233 | Miniature blue-green laser source using second-harmonic generation | Christoph Harder, Wilfried Lenth, William P. Risk | 1991-10-22 |
| 4805179 | Transverse junction stripe laser | Christoph Harder, Heinz Jaeckel | 1989-02-14 |